MiaLamar

Output from utilities has been rising, helped by the return of colder weather that has pushed up demand. Heating demand fell last winter amid warm weather in much of the U.S. and stayed low during the mild start to this winter. DTE Energy has also largely succeeded in its efforts to control costs.

The company reported a profit of $234 million, or $1.34 a share, up from $156 milion, or 91 cents a share, a year ago.

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